d - 50 mm

F - 58 mm

D - 72 mm

B - 22 mm

C - 22 mm

r min. - 0,6 mm

da min. - 54 mm

Da max. - 64 mm

ra max. - 0,6 mm

Weight - 0,271 Kg

Basic dynamic load rating (C) - 24,7 kN

Basic static load rating (C0) - 49 kN

(Grease) Lubrication Speed - 4700 r/min

(Oil) Lubrication Speed - 7000 r/min

• Model Number: NA4910S
• Inner Diameter：50mm Outer Diameter：72mm Width：22mm
• Type：Needle Roller Bearings
• Update date：2025-12-17
• Application:Switch,woodworking machinery,Industry,medical equipment,Garment Accessories,walking Food processing machinery and equipment,noise reduction equipment,electromagnetic clutch,Machine Tool Accessories,municipal machinery,joint protection
• Similar models:KOYO RNA4910.2RS NBS RNA49102RS JNS NA4910 Timken NA4910 INA RNA4910-RSR KOYO RNA4910RS INA NA4910 KOYO NA4910,2RS ISO NA4910 IKO RNA4910U
• BEARING POWER International Trading Co.,Ltd. specialize in NA4910S products，there is large inventory of NTN NA4910S . We has been built up long-term cooperation with NTN company, could make a bulk order of the NA4910S Which NTN NA4910S is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  16004 ZZ	20	42	8	ISO	Deep Groove Ball Bearings
  63007-2RS1	62	35	20	SKF	Deep Groove Ball Bearings
  71917 C	85	120	18	CX	Angular Contact Ball Bearings
  97500/97900	127	228,6	53,975	ISO	Tapered Roller Bearings
  EE655270/655345	685,8	876,3	93,662	NSK	Cylindrical Roller Bearings
  HCB7030-C-T-P4S	150	225	35	FAG	Angular Contact Ball Bearings
  K15x18x14	15	18	14	ISO	Needle Roller Bearings
  RSHEY12	12		30	NKE	Bearing Units
  NBL.20.0544.200-1PPN	434	648	56	ISB	Thrust Ball Bearings
  NF309 E	45	100	25	CX	Cylindrical Roller Bearings
  NJ308FM	40	90	23	Fersa	Cylindrical Roller Bearings
  NUP 1040	200	310	51	NACHI	Cylindrical Roller Bearings
  PCZ 0806 M	12,7	15,081	9,525	SKF	Plain Bearings
  RNA4917	100	120	35	AST	Needle Roller Bearings
  TRI 608945	60	89	45,5	IKO	Needle Roller Bearings
  UCTU314-600	70		78	KOYO	Bearing Units
  W6310-2RS	50	110	44,4	CYSD	Deep Groove Ball Bearings
  CRSB-64	1.5000	4.0000	2.2500	CONSOLIDATED	NEEDLE BEARINGS
  IR-17x20x20	17		20	CONSOLIDATED	NEEDLE BEARINGS
  32324	120	260	86	CONSOLIDATED	TAPERED ROLLER BEARINGS